- March 10: GM Trucks Suffer Automatic Emergency Braking Incidents recalls | 56 days ago
- March 4: GM to Replace Engines in 2023 Colorado, Silverado 1500, GMC Sierra 1500 news | 62 days ago
- February 7: GM Power Tailgate Recall Involves Chevrolet and GMC Trucks recalls | 88 days ago
GMC TSB #PIT4729E
2012 GMC Sierra
TSB Document:
Affected Component: TRAILER HITCHES
- Summary
- This Preliminary Information communication provides information to the technician about customer's wanting to add the factory Integrated Trailer Brake Controller Regular Production Option Code (JL1) be installed on their Full Size pickup/utility when the vehicle was not ordered with the option. Dealer should advise the customer that if the vehicle does not have the option Regular Production Option Code (JL1) it cannot be added to the vehicle.
Click a tab for more information.